dlgjs.cpp

一个酒店管理系统源码,在编译、运行程序之前

// DlgJS.cpp : implementation file
//

#include "stdafx.h"
#include "RMS.h"
#include "DlgJS.h"
#include "DataBinding.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDlgJS dialog
extern void _tmstr(CTime&, LPTSTR);

CDlgJS::CDlgJS(CWnd* pParent /*=NULL*/)
	: CDialog(CDlgJS::IDD, pParent)
{
	//{{AFX_DATA_INIT(CDlgJS)
	m_no = _T("");
	m_sum = 0.0f;
	m_total = 0.0f;
	m_date = 0;
	//}}AFX_DATA_INIT
}


void CDlgJS::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CDlgJS)
	DDX_Control(pDX, IDC_LIST_JSDC, m_list);
	DDX_Text(pDX, IDC_EDIT_JSNO, m_no);
	DDX_Text(pDX, IDC_EDIT_JSSUM, m_sum);
	DDX_Text(pDX, IDC_EDIT_JSTOTAL, m_total);
	DDX_DateTimeCtrl(pDX, IDC_DATETIMEPICKER_JSDATE, m_date);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CDlgJS, CDialog)
	//{{AFX_MSG_MAP(CDlgJS)
	ON_BN_CLICKED(IDC_BTN_JSSAVE, OnBtnJssave)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDlgJS message handlers

BOOL CDlgJS::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	m_list.InsertColumn(0,"桌号");
	m_list.InsertColumn(1,"菜谱号");
	m_list.InsertColumn(2,"菜名");
	m_list.InsertColumn(3,"菜价");
	m_list.InsertColumn(4,"数量");
	m_list.InsertColumn(5,"订餐日期");
	
	RECT rect;
	m_list.GetWindowRect(&rect);
	int wid = rect.right - rect.left;
	m_list.SetColumnWidth(0,wid/6);
	m_list.SetColumnWidth(1,wid/6);
	m_list.SetColumnWidth(2,wid/6);
	m_list.SetColumnWidth(3,wid/6);
	m_list.SetColumnWidth(4,wid/6);
	m_list.SetColumnWidth(5,wid/6);

	m_list.SetExtendedStyle(LVS_EX_FULLROWSELECT);
	
	m_date = CTime::GetCurrentTime();

	SetDlgItemText(IDC_EDIT_JSDESK, m_desk);
	char buf[64];
	sprintf(buf, "%f", m_dz);
	SetDlgItemText(IDC_EDIT_JSDZ, buf);
	
	RefreshData();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

float CDlgJS::GetPrice(LPCTSTR no)
{
	_RecordsetPtr pRst = NULL;
	IADORecordBinding   *picRs = NULL;  //Interface Pointer declared.(VC++ Extensions)   
	CCPRs rs;
	rs.m_f_price = 0.0;

	CString sql_;
	sql_.Format("SELECT * FROM CP WHERE cp_no='%s'", no);
	_bstr_t strSQL = sql_;

	pRst = m_DBCnt->Execute(strSQL, NULL, adCmdText);
	
	if (pRst->adoEOF)
		_com_issue_error(0x80000000);

	TESTHR(pRst->QueryInterface(__uuidof(IADORecordBinding),(LPVOID*)&picRs));
	TESTHR(picRs->BindToRecordset(&rs));

	picRs->Release();
	pRst->Close();

	return rs.m_f_price;
}

void CDlgJS::RefreshData()
{
	m_list.DeleteAllItems();
	m_list.SetRedraw(FALSE);

	_RecordsetPtr pRst = NULL;
	IADORecordBinding   *picRs = NULL;  //Interface Pointer declared.(VC++ Extensions)   
	CDCRs rs;

	try
	{
		CString sql_;
		sql_.Format("SELECT * FROM DC WHERE dc_desk='%s'", m_desk);
		_bstr_t strSQL = sql_;

		TESTHR(pRst.CreateInstance(__uuidof(Recordset)));
		pRst->Open(strSQL,_variant_t((IDispatch *) m_DBCnt, true), 
				adOpenKeyset, adLockOptimistic, adCmdText);

		TESTHR(pRst->QueryInterface(__uuidof(IADORecordBinding),(LPVOID*)&picRs));
		TESTHR(picRs->BindToRecordset(&rs));
		
		int i = 0;
		char buf[128];
		m_sum = 0.0;
		while (!pRst->adoEOF)
		{
			float price = GetPrice(rs.m_sz_no);
			m_sum += price*rs.m_f_number;

			m_list.InsertItem(0, rs.m_sz_desk);
			m_list.SetItemText(i, 1, rs.m_sz_no);
			m_list.SetItemText(i, 2, rs.m_sz_name);
			sprintf(buf, "%f", price); m_list.SetItemText(i, 3, buf);
			sprintf(buf, "%f", rs.m_f_number); m_list.SetItemText(i, 4, buf);
			m_list.SetItemText(i, 5, rs.m_sz_date);
			pRst->MoveNext();
		}
		picRs->Release();
		pRst->Close();
	}
	catch(_com_error& e)
	{
		AfxMessageBox(e.ErrorMessage());
		m_list.SetRedraw(TRUE);	
		EndDialog(0);
		return;
    } 
	m_list.SetRedraw(TRUE);	
	
	m_total = m_sum*m_dz;
	UpdateData(FALSE);
}

void CDlgJS::OnBtnJssave() 
{
	if (!UpdateData())
		return;

	if (m_no.GetLength()==0)
	{
		MessageBox("请输入客户号！");
		return;
	}

	_RecordsetPtr pRst = NULL;
	CJSRs rs;

	try
	{
		m_DBCnt->BeginTrans();

		TESTHR(pRst.CreateInstance(__uuidof(Recordset)));

		pRst->Open("JS",_variant_t((IDispatch *) m_DBCnt, true), 
			adOpenKeyset, adLockOptimistic, adCmdTable);

		strcpy(rs.m_sz_no, m_no);
		strcpy(rs.m_sz_desk,m_desk);
		rs.m_f_dz = m_dz;
		rs.m_f_total = m_total;
		_tmstr(m_date, rs.m_sz_date);

		COleSafeArray vaFieldlist, vaValuelist;
		rs.FillFieldsArray(vaFieldlist,vaValuelist);

		TESTHR(pRst->AddNew(vaFieldlist, vaValuelist));
		pRst->Close();

		CString sql_;
		sql_.Format("DELETE FROM DC WHERE dc_desk='%s'", m_desk);
		_bstr_t strSQL = sql_;
		m_DBCnt->Execute(strSQL, NULL, adCmdText);

		m_DBCnt->CommitTrans();
	}
	catch(_com_error& e)
	{
		AfxMessageBox(e.ErrorMessage());
		m_DBCnt->RollbackTrans();
		return;
    } 

	MessageBox("完成操作！");
	EndDialog(0);
}